The 28-year-old actress opeend up to EOnline about Spencer’s storyline mirroring the pilot episode.

“What you’re going to see in 4b is a very, very interesting secret that you never knew, that we never talked about with Spencer,” she shared.

Troian continued, “It really, really affects her relationship with Toby and with the girls, and it reveals a lot about why she wasn’t passed out with the other girls the night that Alison died. I’m so excited we’re finally getting into that, because I’ve been waiting for seasons to get into that.”

TELL JJJ: What do you think happened to Spencer the night of Ali’s disappearance?